17 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... immunofluorescence Immune Complex ... Glomerulonephritis #Vasculitis
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Manifestations • Immune Complex ... Myopathy (Also caused ... Erythematosus #SLE #MSK ... Complications #pathophysiology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... adhesion of IgA complexes ... Formation of immune complexes ... periumbilical region), nausea ... HenochScholeinPurpura #Pathophysiology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
antigen-antibody complexes ... Viral replication causes ... PolyarteritisNodosa #Pathophysiology ... Signs #Symptoms #Vasculitis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... inflammation (complex ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Diagnosis and Management ... extrapulmonary cases ... decreased reflexes Pathophysiology ... Mycobacterium tuberculosis complex ... TB #Diagnosis #Management
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
Diagnosis and Management ... nonimmune hemolysis MSK ... , or any other cause ... Hypersensitivity vasculitis ... #AscorbicAcid #Pathophysiology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... • Infectious causes ... virus - Herpes simplex ... - Sjogren - Vasculitis ... Myelitis #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... • Most common cause ... Lung Abscess Pathophysiology ... Diagnosis: • Vasculitis ... #differential #causes
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... symptoms are not caused ... anterior/posterior MSK ... Sarcoidosis #Diagnosis #Management